Log Dangling index exists on local file system; but not in cluster metadata; – How To Solve Related Issues


Log Dangling index exists on local file system; but not in cluster metadata; – How To Solve Related Issues

Opster Team

Jan-20, Version: 1.7-8.0

 

Before you begin reading this guide, we recommend you try running the Elasticsearch Error Check-Up which can resolve issues that cause many errors.

This guide will help you check for common problems that cause the log ” Dangling index exists on local file system; but not in cluster metadata; ” to appear. It’s important to understand the issues related to the log, so to get started, read the general overview on common issues and tips related to the Elasticsearch concepts: cluster, dangling, discovery-file, index and indices.

Advanced users might want to skip right to the common problems section in each concept or try running the Check-Up which analyses ES to pinpoint the cause of many errors and provides suitable actionable recommendations how to resolve them (free tool that requires no installation).

Log Context

Log “[{}] dangling index exists on local file system; but not in cluster metadata;” classname is DanglingIndicesState.java
We extracted the following from Elasticsearch source code for those seeking an in-depth context :

                 } else if (graveyard.containsIndex(indexMetaData.getIndex())) {
                    logger.warn("[{}] can not be imported as a dangling index; as an index with the same name and UUID exist in the " +
                                "index tombstones.  This situation is likely caused by copying over the data directory for an index " +
                                "that was previously deleted."; indexMetaData.getIndex());
                } else {
                    logger.info("[{}] dangling index exists on local file system; but not in cluster metadata; " +
                                "auto import to cluster state"; indexMetaData.getIndex());
                    newIndices.put(indexMetaData.getIndex(); indexMetaData);
                }
            }
            return newIndices;




 





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